CN103273839A - Integrated drive front axle assembly for electric vehicles - Google Patents
Integrated drive front axle assembly for electric vehicles Download PDFInfo
- Publication number
- CN103273839A CN103273839A CN201310212872XA CN201310212872A CN103273839A CN 103273839 A CN103273839 A CN 103273839A CN 201310212872X A CN201310212872X A CN 201310212872XA CN 201310212872 A CN201310212872 A CN 201310212872A CN 103273839 A CN103273839 A CN 103273839A
- Authority
- CN
- China
- Prior art keywords
- motor
- casing
- front axle
- diff
- stepped gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Retarders (AREA)
Abstract
The invention provides an integrated drive front axle assembly for electric vehicles. The integrated drive front axle assembly for electric vehicles comprises an integrated drive power assembly and a hub brake disc assembly. The integrated drive front axle assembly for electric vehicles is technically characterized in that a motor and a differential are coaxial; the motor, the differential and a drive system are integrated creatively; power is transmitted to the differential and finally to wheels to drive a vehicle to run by the drive system through an output shaft of the motor; the hub brake disc assembly is disposed at two ends of the integrated drive power assembly through steering parts; and accordingly a steering drive front axle assembly is formed. The integrated drive front axle assembly for electric vehicles has the advantages that the drive mode used in the integrated drive front axle assembly reduces energy consumption and resonance and increases safety; the motor, the drive system and the differential are integrated, so that the size is reduced and the noise is reduced; and the hub brake disc assembly is creatively applied to an EV (electric vehicle) drive front axle, so that braking reliability of the EV drive front axle is guaranteed and general arrangement of an electric vehicle is facilitated.
Description
Technical field
The invention belongs to the drive system technical field of electric car special use, relate to the integrated driving front axle assy of electric vehicle.
Background technology
Shortcomings such as at present, the driving propons of existing battery-driven car is electrical motor to be connected by drop-gear box drive on the propons, and such structural volume is big, is not easy to arrange, is easy to generate that noise is big, efficient is low, and resonance is arranged, and capacity usage ratio is low.
Summary of the invention
The present invention proposes the integrated driving front axle assy of electric vehicle, has that volume is little, noise is little, efficient is high, resonance is little, moment of torsion is big, starting soon, more energy-conservation characteristics.
For this reason, the present invention is achieved through the following technical solutions: the integrated driving front axle assy of electric vehicle, comprise integrated driving dynamic assembly, and it is characterized in that: also comprise wheel hub brake disc assembly;
(1). the structure of described integrated driving dynamic assembly is: comprise diff, casing, motor;
Be provided with differential casing backup bearing chamber in the casing, diff is supported on the differential casing backup bearing chamber by the diff backup bearing; Motor is fixedly connected on the inner of casing, and the output shaft of motor is hollow shaft, and butt flange is connected the outer end of motor; The casing protecting cover is connected the outer end of casing, passes through casing protecting cover bearings between the endoporus of differential casing and casing protecting cover; Semi-minor axis passes the endoporus of casing protecting cover, and semi-minor axis is inner to be connected with diff, and major semiaxis passes the endoporus of butt flange, the output shaft of motor, and major semiaxis is inner to be connected with diff;
Between casing and motor, be provided with fixed support, be uniformly distributed along the circumference on the fixed support and be provided with a plurality of pivot shafts, be connected with stepped gear on the pivot shaft, the cylindrical of motor tooth cover by bearings in support bracket fastened endoporus, the endoporus of motor tooth cover is by spline pair and motor output shaft engagement, and the external gear of motor tooth cover and the bull wheel of stepped gear mesh; An internally toothed annulus is fixedly connected on the housing of diff, the steamboat of stepped gear and internally toothed annulus engagement;
Motor is given diff transmission of power by motor tooth cover, stepped gear, internally toothed annulus successively;
(2). the casing protecting cover of integrated driving dynamic assembly and the outside of butt flange are connected with steering swivel respectively, and the outer end of steering swivel is connected with turning to shell, and the flange that turns to shell to pass through self is connected with wheel hub brake disc assembly; The semi-minor axis of integrated driving dynamic assembly, major semiaxis are connected by the semiaxis of universal-joint with wheel hub brake disc assembly respectively; Turn to and be connected with the adjustment arm on the shell, the adjustment arm at two ends connects by intermediate rod, turns to arm processed and one of them to turn to shell to be connected.
Beneficial effect: the coaxial motor that arranges of the present invention, diff, innovation the drive mechanism integral structure between motor, diff, motor and the diff is arranged has that noise is little, efficient is high, resonance is little, moment of torsion is big, starting soon, more energy-conservation characteristics; The trinity formula structure that integrated driving dynamic assembly among the present invention adopts also is convenient to safeguard (when more gear changing or diff, only need motor and casing are split, replacing gets final product then).The battery-driven car that wheel hub brake disc assembly is applied to that the present invention also innovates drives on the propons, guarantees the braking reliability of motorized motions propons, and the car load of being convenient to battery-driven car is arranged.The present invention is of many uses in the field of battery-driven car, can arbitrarily be retrofitted on the battery-driven car of various models.
Description of drawings
Fig. 1 is structural representation of the present invention.
Shown in the figure: 1. casing protecting cover, 2. casing, 3. differential casing backup bearing chamber; 4. nylon spacer 5. connects support, 6. bolster; 7. the bull wheel of stepped gear, the 8. steamboat of stepped gear, 9. red copper pad; 10. cone pulley is protected connecting panel, 11. internally toothed annuluss, 12. bearing chamber protecting covers; 13. the diff backup bearing, 14. differential casings, 15. difies; 16. casing protecting cover bearing, 17. bearings, 18. motor tooth covers; 19. motor output shaft, 20. bearing chamber fixed orifices, 21. major semiaxis; 22. semi-minor axis; 23. motor, 24. butt flanges, 25. adjust arm; 26. universal-joint; 27. wheel hub brake disc assembly, 28. turn to shell, 29. steering swivels; 30. turn to arm processed, 31. intermediate rods.
The specific embodiment
In conjunction with Fig. 1, it is as follows to further describe the present invention.
The integrated driving front axle assy of electric vehicle as shown in Figure 1 comprises integrated driving dynamic assembly, wheel hub brake disc assembly 27;
(1). the structure of described integrated driving dynamic assembly is: comprise diff 15, casing 2, motor 24;
Be provided with differential casing backup bearing chamber 3 in the casing, the side of differential casing backup bearing chamber 3 is provided with bearing chamber protecting cover 12, is provided with bearing chamber fixed orifice 20 in the casing, and diff is supported on the differential casing backup bearing chamber 3 by diff backup bearing 13; Motor 23 is fixedly connected on the inner of casing 2, and the output shaft 19 of motor is hollow shaft, and butt flange 24 is connected the outer end of motor 23; Casing protecting cover 1 is connected the outer end of casing 2, supports by casing protecting cover bearing 16 between the endoporus of differential casing and casing protecting cover; Semi-minor axis 22 passes the endoporus of casing protecting cover, and semi-minor axis 22 the inners are connected with diff, and major semiaxis 21 passes endoporus, the motor output shaft of butt flange, and major semiaxis is inner to be connected with diff;
Between casing and motor, be provided with fixed support 5, be uniformly distributed along the circumference on the fixed support 5 and be provided with a plurality of pivot shafts 6, be connected with stepped gear on the pivot shaft 6, the cylindrical of motor tooth cover 18 by bearings in support bracket fastened 5 endoporus, the endoporus of motor tooth cover 18 is by spline pair and motor output shaft 19 engagements, and the external gear of motor tooth cover 18 and the bull wheel of stepped gear 7 mesh; An internally toothed annulus 11 is fixedly connected on the housing 14 of diff, the steamboat 8 of stepped gear and internally toothed annulus 11 engagements;
Motor 24 is given diff 15 transmission of power by motor tooth cover 18, stepped gear, internally toothed annulus 11 successively;
(2). the casing protecting cover 1 of integrated driving dynamic assembly and the outside of butt flange 24 are connected with steering swivel 29 respectively, and the outer end of steering swivel 29 is connected with turning to shell 28, turn to shell 29 to be connected with wheel hub brake disc assembly 27 by the flange of self; The semi-minor axis 22 of integrated driving dynamic assembly, major semiaxis 21 are connected with the semiaxis of wheel hub brake disc assembly 27 by universal-joint 26 respectively; Turn to be connected with on the shell 28 and adjust arm 25, the adjustment arm 25 at two ends connects by intermediate rod 31, turns to arm 30 processed and one of them to turn to shell 28 to be connected.
As shown in Figure 1, stepped gear is provided with nylon spacer 4 and is connected with being connected between the support.
As shown in Figure 1; also be provided with stepped gear protection connecting panel 10; stepped gear protection connecting panel 10 is through on the cone pulley pivot shaft 6, and stepped gear protection connecting panel 10 separates by red copper pad 9 with the steamboat 8 of stepped gear, and stepped gear protection connecting panel 10 endoporus are supported on the differential casing 14 by bearing 17.Such structure can provide supplemental support for the pivot shaft of stepped gear, makes not yielding, the distortion, loosening of pivot shaft, makes work more steady, improves the life-span, further reduces noise.
The principle of work of integrated driving dynamic assembly: when 18 motions of driven by motor motor tooth cover, drive bull wheel 7, the steamboat 8 of cone pulley and the rotation of internally toothed annulus 11 of cone pulley, power is passed to diff, semi-minor axis and 23 major semiaxis 21 are rotated, drive wheel then, finally drive travelling of car.
Claims (2)
1. the integrated driving front axle assy of electric vehicle comprises integrated driving dynamic assembly, it is characterized in that: also comprise wheel hub brake disc assembly;
(1). the structure of described integrated driving dynamic assembly is: comprise diff, casing, motor;
Be provided with differential casing backup bearing chamber in the casing, diff is supported on the differential casing backup bearing chamber by the diff backup bearing; Motor is fixedly connected on the inner of casing, and the output shaft of motor is hollow shaft, and butt flange is connected the outer end of motor; The casing protecting cover is connected the outer end of casing, passes through casing protecting cover bearings between the endoporus of differential casing and casing protecting cover; Semi-minor axis passes the endoporus of casing protecting cover, and semi-minor axis is inner to be connected with diff, and major semiaxis passes the endoporus of butt flange, the output shaft of motor, and major semiaxis is inner to be connected with diff;
Between casing and motor, be provided with fixed support, be uniformly distributed along the circumference on the fixed support and be provided with a plurality of pivot shafts, be connected with stepped gear on the pivot shaft, the cylindrical of motor tooth cover by bearings in support bracket fastened endoporus, the endoporus of motor tooth cover is by spline pair and motor output shaft engagement, and the external gear of motor tooth cover and the bull wheel of stepped gear mesh; An internally toothed annulus is fixedly connected on the housing of diff, the steamboat of stepped gear and internally toothed annulus engagement;
Motor is given diff transmission of power by motor tooth cover, stepped gear, internally toothed annulus successively;
(2). the casing protecting cover of integrated driving dynamic assembly and the outside of butt flange are connected with steering swivel respectively, and the outer end of steering swivel is connected with turning to shell, and the flange that turns to shell to pass through self is connected with wheel hub brake disc assembly; The semi-minor axis of integrated driving dynamic assembly, major semiaxis are connected by the semiaxis of universal-joint with wheel hub brake disc assembly respectively; Turn to and be connected with the adjustment arm on the shell, the adjustment arm at two ends connects by intermediate rod, turns to arm processed and one of them to turn to shell to be connected.
2. the integrated driving front axle assy of electric vehicle according to claim 1; it is characterized in that: also be provided with stepped gear protection connecting panel (10); stepped gear protection connecting panel (10) is through on the cone pulley pivot shaft (6); stepped gear protection connecting panel (10) separates by red copper pad (9) with the steamboat (8) of stepped gear, and stepped gear protection connecting panel (10) endoporus is supported on the differential casing (14) by bearing (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310212872XA CN103273839A (en) | 2013-06-02 | 2013-06-02 | Integrated drive front axle assembly for electric vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310212872XA CN103273839A (en) | 2013-06-02 | 2013-06-02 | Integrated drive front axle assembly for electric vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103273839A true CN103273839A (en) | 2013-09-04 |
Family
ID=49056504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310212872XA Pending CN103273839A (en) | 2013-06-02 | 2013-06-02 | Integrated drive front axle assembly for electric vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103273839A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015039611A1 (en) * | 2013-09-22 | 2015-03-26 | 格源动力有限公司 | Coaxial motor variable torque differential assembly |
| CN105365484A (en) * | 2015-10-29 | 2016-03-02 | 海宁市恺能汽配有限公司 | Agricultural vehicle steering arm reinforced front axle |
| CN107627904A (en) * | 2017-09-21 | 2018-01-26 | 山东芯力量汽车科技有限公司 | A kind of differential adjusting means |
| CN107672431A (en) * | 2017-10-12 | 2018-02-09 | 十堰亚新汽车科技有限公司 | Pure electronic fluid drive integration driving axis used for electric vehicle |
| CN108372852A (en) * | 2017-01-27 | 2018-08-07 | 丰田自动车株式会社 | Brake apparatus |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2276904Y (en) * | 1996-07-08 | 1998-03-25 | 机械工业部桂林电器科学研究所 | Decelerating driving gear of electric booster vehicle |
| WO2002072376A1 (en) * | 2001-03-14 | 2002-09-19 | New Venture Gear, Inc. | Drive axle for hybrid vehicle |
| CN101214775A (en) * | 2008-01-10 | 2008-07-09 | 肖宗礼 | Car drive front axle |
| CN101301843A (en) * | 2008-05-16 | 2008-11-12 | 肖宗礼 | Roadlouse drive front axle |
| CN201769684U (en) * | 2010-08-06 | 2011-03-23 | 杜文达 | Brushless motor driving axle |
| CN201998747U (en) * | 2010-11-16 | 2011-10-05 | 十堰光社工贸有限公司 | Front steering-driving axle |
| CN102328585A (en) * | 2011-10-25 | 2012-01-25 | 烟台舒驰客车有限责任公司 | Power machine assembly used for electric vehicle |
| CN202879248U (en) * | 2012-10-30 | 2013-04-17 | 周明江 | Four-wheel drive mechanism for medium truck and passenger car |
| CN203318154U (en) * | 2013-06-02 | 2013-12-04 | 十堰鸿孝电动车桥有限公司 | Integration drive front axle assembly for electric vehicle |
-
2013
- 2013-06-02 CN CN201310212872XA patent/CN103273839A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2276904Y (en) * | 1996-07-08 | 1998-03-25 | 机械工业部桂林电器科学研究所 | Decelerating driving gear of electric booster vehicle |
| WO2002072376A1 (en) * | 2001-03-14 | 2002-09-19 | New Venture Gear, Inc. | Drive axle for hybrid vehicle |
| CN101214775A (en) * | 2008-01-10 | 2008-07-09 | 肖宗礼 | Car drive front axle |
| CN101301843A (en) * | 2008-05-16 | 2008-11-12 | 肖宗礼 | Roadlouse drive front axle |
| CN201769684U (en) * | 2010-08-06 | 2011-03-23 | 杜文达 | Brushless motor driving axle |
| CN201998747U (en) * | 2010-11-16 | 2011-10-05 | 十堰光社工贸有限公司 | Front steering-driving axle |
| CN102328585A (en) * | 2011-10-25 | 2012-01-25 | 烟台舒驰客车有限责任公司 | Power machine assembly used for electric vehicle |
| CN202879248U (en) * | 2012-10-30 | 2013-04-17 | 周明江 | Four-wheel drive mechanism for medium truck and passenger car |
| CN203318154U (en) * | 2013-06-02 | 2013-12-04 | 十堰鸿孝电动车桥有限公司 | Integration drive front axle assembly for electric vehicle |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015039611A1 (en) * | 2013-09-22 | 2015-03-26 | 格源动力有限公司 | Coaxial motor variable torque differential assembly |
| CN105365484A (en) * | 2015-10-29 | 2016-03-02 | 海宁市恺能汽配有限公司 | Agricultural vehicle steering arm reinforced front axle |
| CN108372852A (en) * | 2017-01-27 | 2018-08-07 | 丰田自动车株式会社 | Brake apparatus |
| CN107627904A (en) * | 2017-09-21 | 2018-01-26 | 山东芯力量汽车科技有限公司 | A kind of differential adjusting means |
| CN107627904B (en) * | 2017-09-21 | 2021-01-26 | 山东芯力量汽车科技有限公司 | Differential adjusting device |
| CN107672431A (en) * | 2017-10-12 | 2018-02-09 | 十堰亚新汽车科技有限公司 | Pure electronic fluid drive integration driving axis used for electric vehicle |
| CN107672431B (en) * | 2017-10-12 | 2023-09-29 | 十堰亚新汽车科技有限公司 | Pure electric automatic speed change integrated drive axle assembly for electric automobile |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203318154U (en) | Integration drive front axle assembly for electric vehicle | |
| CN103273839A (en) | Integrated drive front axle assembly for electric vehicles | |
| CN207328119U (en) | A kind of electric automobile deflecting roller direct-drive type wheel motor drive device | |
| CN102555773B (en) | Low-floor gate-type wheel-side motor rear axle for electric bus | |
| CN106347091A (en) | Clutch control type electric drive axle | |
| CN203237038U (en) | Integrated drive power assembly and drive bridge assembly for electric car | |
| CN104842781B (en) | Motor integral electric bridge is put in a kind of distribution function with driving force | |
| CN203697862U (en) | Connecting structure of automobile rear drive axle wheel-side | |
| CN103879275A (en) | In-wheel Motor Assembly | |
| CN103192702A (en) | Integrated drive power assembly and drive axle assembly for electric vehicles | |
| CN104175862B (en) | A kind of electric car wheel limit drive system and control method thereof | |
| CN105150827A (en) | Electric wheel-side drive system | |
| CN106864252B (en) | Steering and driving integrated wheel electric driving system and vehicle | |
| CN203126506U (en) | Integrated single swing arm suspension conical-cylindrical gear speed reduction hub drive system | |
| CN201129428Y (en) | Differential transmission apparatus of electric vehicle | |
| CN102887060A (en) | Drive axle of articulated tractor | |
| CN207683334U (en) | Bridge before a kind of new-energy automobile Monobloc | |
| CN203014575U (en) | Brushless motor with built-in differential mechanism | |
| CN101985278B (en) | Reduction type wheel electric drive and vertical jitter type suspension system of electric vehicle | |
| CN202278976U (en) | Power machine assembly for electromobile | |
| CN103448530B (en) | A kind of wheel hub drive | |
| CN216069585U (en) | Coaxial electric drive axle | |
| CN205033933U (en) | Wheel limit power drive system | |
| CN108016291A (en) | Bridge before a kind of new-energy automobile Monobloc | |
| CN104786824A (en) | Electric car wheel edge driving device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130904 |